Specification: Net content 30ml Oil balance control: Niacinamide can regulate sebum secretion, help control excessive oil secretion, balance skin oil and water secretion, and reduce oiliness and acne. Moisturizing: Niacinamide has a moisturizing effect, which can enhance the skin barrier function, improve the skin's water retention ability, and make the skin softer and more moisturized. White and Spot Reduction: Niacinamide can inhibit the synthesis of Black pigment, block the transmission of Black pigment, help fade pigmentation, bright skin tone, and make the skin look more even and bright. Anti inflammatory and Soothing: Niacinamide has anti inflammatory effects, which can soothe the skin, reduce skin discomfort caused by external environmental stimuli, and is suitable for sensitive skin. Antioxidant: Niacinamide has antioxidant effects, which can resist the damage of free radicals to the skin, delay the aging process of the skin, and maintain youthful and healthy skin. Shelf life: Three years, please use as soon as possible after opening Comments: 1. Manual measurement tolerance is 2-5g. Please don't mind your replacement. 2. Due to the differences between different monitors, the image may not reflect the actual color of the project. Thank you very much. 3.SKU color is the color of product packaging. Package included:1*Niacinamide Essence